Roll src/third_party/catapult/ 870dc3a4f..39e3bc6ed (1 commit)

https://chromium.googlesource.com/catapult.git/+log/870dc3a4f6b3..39e3bc6ed30a

$ git log 870dc3a4f..39e3bc6ed --date=short --no-merges --format='%ad %ae %s'
2018-05-04 dtu [pinpoint] Remove `required=True` from isolate_server.

Created with:
  roll-dep src/third_party/catapult


The AutoRoll server is located here: https://catapult-roll.skia.org

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


TBR=sullivan@chromium.org

Change-Id: Ie1b0c574d80da7a3d53c07b9db3d79a30da1b741
Reviewed-on: https://chromium-review.googlesource.com/1045305Reviewed-by: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: catapult-chromium-autoroll <catapult-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#556253}

DEPS

@@ -156,7 +156,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling catapult
   # and whatever else without interference from each other.
-  'catapult_revision': '870dc3a4f6b3eab13a98eced9febbc518ba54928',
+  'catapult_revision': '39e3bc6ed30a6c1a1b99c8e82e2956f189b743c4',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.